Question: How was the population of 298294 determined for Anchorage?
Paraphrase: How was Anchorage's population of 298294 determined?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q39450 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '298294.0')) . ?s pq:P459 ?value}